Patents by Inventor Richard A. Derenne
Richard A. Derenne has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11957633Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus includes a support structure and a drive wheel assembly having at least one drive wheel, a powered drive system coupled to the at least one drive wheel, and at least two user input devices. The apparatus also includes a controller coupled to the powered drive system and user input devices configured to determine which one of the user input devices is active and operable to cause the powered drive system to rotate the drive wheel and to maintain the other user input device as inactive, or passive.Type: GrantFiled: April 29, 2019Date of Patent: April 16, 2024Assignee: Stryker CorporationInventors: Fanqi Meng, Jeffrey S. Dunfee, II, Richard A. Derenne, Anish Paul
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Patent number: 11944577Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus comprises a support structure and support wheels coupled to the support structure. An auxiliary wheel is coupled to the support structure to influence motion of the patient transport apparatus over the floor surface to assist users. An actuator is operatively coupled to the auxiliary wheel and operable to move the auxiliary wheel relative to the support structure from a retracted position to a deployed position. A user interface sensor is operatively connected to the actuator and configured to generate signals responsive to the user touching the user interface. A controller is operatively coupled to the user interface sensor and the actuator to operate the actuator in response to detection of signals.Type: GrantFiled: December 20, 2022Date of Patent: April 2, 2024Assignee: Stryker CorporationInventors: Anish Paul, Richard A. Derenne, Fanqi Meng, Krishna Sandeep Bhimavarapu, Jeffrey Alan Kennedy
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Patent number: 11883334Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus comprises a support structure and support wheels coupled to the support structure. An auxiliary wheel is coupled to the support frame to influence motion of the patient transport apparatus over a floor surface. The auxiliary wheel is movable to a deployed position with the auxiliary wheel engaging the floor surface and a stowed position with the auxiliary wheel spaced a distance from the floor surface. An actuator assembly coupled to the support frame and to the auxiliary wheel. The actuator assembly includes a lift actuator and a spring cartridge assembly. The lift actuator is operable to move the auxiliary wheel to the deployed position and to the stowed position. The spring cartridge assembly is configured to bias the auxiliary wheel towards the deployed position.Type: GrantFiled: September 26, 2022Date of Patent: January 30, 2024Assignee: Stryker CorporationInventors: Richard A. Derenne, Gary L. Bartley
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Publication number: 20240024183Abstract: A patient transport apparatus for transporting a patient over a floor surface is described herein. The patient transport apparatus includes an auxiliary wheel assembly including an auxiliary wheel, an auxiliary wheel drive system, and a control system for operating the auxiliary wheel drive system based on user commands. The control system includes a processor that is programmed to receive a user command to operate the auxiliary wheel drive system in a drive mode and responsively operate a motor control circuit to transmit power signals to a motor to rotate the auxiliary wheel. The processor is also programmed to receive a user command to operate the auxiliary wheel drive system in a free wheel mode and responsively operate the motor control circuit to enable the auxiliary wheel to rotate relatively freely with the auxiliary wheel in a deployed position.Type: ApplicationFiled: September 28, 2023Publication date: January 25, 2024Applicant: Stryker CorporationInventors: Richard A. Derenne, Gary L. Bartley, Scott A. Kuebler, Tyler Ethen, Matthew Aaron Whitehead, Anish Paul
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Patent number: 11813214Abstract: A patient support apparatus includes a base, a frame supported relative to the base to support a mattress for supporting a patient thereon, and a lift assembly for raising or lowering the frame relative to the base. The lift assembly includes a pair of lifting legs, a pair of crank arms, and an actuator. The actuator has a fixed end mounted relative to the lifting legs and an extendible end and supports a pin connection between the extendible end and the fixed end. The pin connection being movable with the extendible end and is pivotally coupled to the pair of crank arms, with the pair of crank arms coupled at upper ends thereof to the lifting legs and at lower ends thereof to the base.Type: GrantFiled: November 18, 2021Date of Patent: November 14, 2023Assignee: Stryker CorporationInventors: Brian J. Tessmer, Richard A. Derenne, Gary L. Bartley, Bryan Garfoot
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Patent number: 11806296Abstract: A patient transport apparatus for transporting a patient over a floor surface is described herein. The patient transport apparatus includes an auxiliary wheel assembly including an auxiliary wheel, an auxiliary wheel drive system, and a control system for operating the auxiliary wheel drive system based on user commands. The control system includes a processor that is programmed to receive a user command to operate the auxiliary wheel drive system in a drive mode and responsively operate a motor control circuit to transmit power signals to a motor to rotate the auxiliary wheel. The processor is also programmed to receive a user command to operate the auxiliary wheel drive system in a free wheel mode and responsively operate the motor control circuit to enable the auxiliary wheel to rotate relatively freely with the auxiliary wheel in a deployed position.Type: GrantFiled: December 23, 2020Date of Patent: November 7, 2023Assignee: Stryker CorporationInventors: Richard A. Derenne, Gary L. Bartley, Scott A. Kuebler, Tyler Ethen, Matthew Aaron Whitehead, Anish Paul
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Patent number: 11801180Abstract: A patient transport apparatus comprises support structure. The support structure comprises a base, a support frame, and a patient support deck. A headboard and a footboard are coupled to the support structure. The support frame comprises a head section and a body section, the body section coupled to the patient support deck. The patient support deck comprises a patient support surface capable of articulating relative to the support frame. The head section is movable relative to the body section to define first and second configurations of the support frame, the support frame having a first footprint in the first configuration and a second footprint, smaller than the first footprint, in the second configuration.Type: GrantFiled: December 20, 2022Date of Patent: October 31, 2023Assignee: Stryker CorporationInventors: Richard A. Derenne, Kurosh Nahavandi
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Patent number: 11801174Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus comprises a support structure and support wheels coupled to the support structure. An auxiliary wheel is coupled to the support frame to influence motion of the patient transport apparatus over a floor surface. The auxiliary wheel is movable to a deployed position with the auxiliary wheel engaging the floor surface and a stowed position with the auxiliary wheel spaced a distance from the floor surface. An actuator assembly including a lift actuator a biasing device, and a biasing load adjustment assembly. The lift actuator is operable to move the auxiliary wheel to the deployed position and to the stowed position. The biasing device configured to bias the auxiliary wheel towards the deployed position. The biasing load adjustment assembly configured to adjust a biasing force being applied by the biasing device to the auxiliary wheel.Type: GrantFiled: March 2, 2023Date of Patent: October 31, 2023Assignee: Stryker CorporationInventors: Richard A. Derenne, Gary L. Bartley
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Patent number: 11779497Abstract: A patient transport apparatus transports a patient over a floor surface and includes a support structure and a plurality of support wheels coupled to the support structure. The patient transport apparatus also includes a user interface including at least two handles coupled to the support structure, with each of the handles movable between a stowed position and non-stowed position. The patient transport apparatus also includes a user input device coupled to the user interface, and a controller coupled to the user interface. The controller is configured to electronically coordinate the movement of the handles to the stowed position upon actuation of the user input device.Type: GrantFiled: December 19, 2022Date of Patent: October 10, 2023Assignee: Stryker CorporationInventors: Hieu Phan, Richard A. Derenne
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Patent number: 11723821Abstract: A patient support apparatus comprising a base movable about a floor surface and a deck comprising sections movable between deck configurations including an egress deck configuration. An articulation system coupled to the deck moves the sections. A lift mechanism moves the deck relative to the base between lift configurations including an egress lift configuration. An egress input is arranged for actuation by a user. A bed detection system monitors data associated with the patient support apparatus and communicates with a remote station. A controller interrupts communication of the bed detection system with the remote station, drives the articulation system to move the sections to the egress deck configuration, and drives the lift mechanism to move the support frame to the egress lift configuration in response to actuation of the egress input.Type: GrantFiled: August 13, 2021Date of Patent: August 15, 2023Assignee: Stryker CorporationInventors: Richard A. Derenne, Brian J. Tessmer, Justin R. Murray, Kurosh Nahavandi, Cory P. Herbst
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Publication number: 20230210703Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus comprises a support structure and support wheels coupled to the support structure. An auxiliary wheel is coupled to the support frame to influence motion of the patient transport apparatus over a floor surface. The auxiliary wheel is movable to a deployed position with the auxiliary wheel engaging the floor surface and a stowed position with the auxiliary wheel spaced a distance from the floor surface. An actuator assembly including a lift actuator a biasing device, and a biasing load adjustment assembly. The lift actuator is operable to move the auxiliary wheel to the deployed position and to the stowed position. The biasing device configured to bias the auxiliary wheel towards the deployed position. The biasing load adjustment assembly configured to adjust a biasing force being applied by the biasing device to the auxiliary wheel.Type: ApplicationFiled: March 2, 2023Publication date: July 6, 2023Applicant: Stryker CorporationInventors: Richard A. Derenne, Gary L. Bartley
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Publication number: 20230201049Abstract: Powered patient support apparatuses—such as beds, cots, stretchers, or the like—include a plurality of user controls that allow a caregiver to control the steering and/or driving of one or more powered wheels from multiple different locations around the patient support apparatus (e.g. head end, foot end, and/or the sides). The control is carried out by force sensors that detect both an orientation of the applied forces and a magnitude of the applied forces. Translational and/or rotational movement is effectuated, depending upon the magnitude and direction of the forces, as well as the physical location of the applied force relative to a reference point on the support apparatus, such as the center. One or more object sensors may also be included in the support apparatus to assist in steering and/or navigating.Type: ApplicationFiled: February 20, 2023Publication date: June 29, 2023Inventors: Richard Thomas DeLuca, Richard A. Derenne
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Publication number: 20230157913Abstract: A patient support apparatus for transporting a patient over a floor surface is described herein. The patient support apparatus includes a drive system with a drive member, a user interface arranged for selective user engagement by a user to operate the drive system, and a control system for operating the drive system. The control system includes a processor configured to determine that the patient transport apparatus is traveling on an inclined floor surface, monitor the user interface for changes in user engagement by a user, and operate the drive system to decelerate the drive member to one of a plurality of positions based on the changes in user engagement.Type: ApplicationFiled: June 27, 2022Publication date: May 25, 2023Inventors: Richard A. Derenne, Gary L. Bartiey, Scott A. Kuebler
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Publication number: 20230157914Abstract: A patient transport apparatus with a throttle assembly arranged for rotation by a user between a maximum forward position and a maximum backward position to modulate propulsion via a wheel drive system. The throttle assembly includes a handle configured to be gripped by the user and a throttle arranged for user-selected rotation relative to the handle about a central axis between a maximum forward throttle position and a maximum backward throttle position. A damper assembly is interposed between the throttle and the handle to provide torque resisting rotation of the throttle as the throttle rotates relative to the handle.Type: ApplicationFiled: June 27, 2022Publication date: May 25, 2023Inventor: Richard A. Derenne
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Publication number: 20230149233Abstract: A patient support apparatus for transporting a patient over a floor surface is described herein. The patient support apparatus includes a drive system with a drive member, a user interface for receiving user commands from a user to operate the drive system, and a control system for operating the drive system. The control system includes a memory device configured to store a plurality of transition profiles and a controller configured to sense a plurality of positions of the drive member relative to the support structure, calculate a distance traveled by the patient support apparatus over the floor surface, compare the plurality of positions of the drive member and the distance traveled by the patient support apparatus with the transition profiles, and determine that the patient support apparatus is traveling on an inclined floor surface.Type: ApplicationFiled: June 27, 2022Publication date: May 18, 2023Inventors: Anish Paul, Richard A. Derenne, Gary L. Bartley
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Patent number: 11642263Abstract: A person support apparatus includes a base, a controller, and a barrier having at least one electrical device. The base includes mounting structures for releasably mounting the barrier to the base. A first electrical connector is in communication with the at least one electrical device and mounted to the barrier. A second electrical connector is in communication with the controller and mounted at one of the mounting structures for connection with the first electrical connector when the barrier is mounted to the base at the mounting structures.Type: GrantFiled: September 23, 2021Date of Patent: May 9, 2023Assignee: Stryker CorporationInventors: Connor Feldpausch St.John, Krishna Sandeep Bhimavarapu, William Dwight Childs, Michael Harry Lau, Annie Désaulniers, Michael T. Brubaker, Richard A. Derenne, Justin Raymond, Michael Joseph Hayes, Jason John Connell, Christopher Scott Jacob
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Publication number: 20230117638Abstract: A patient transport apparatus transports a patient over a floor surface and includes a support structure and a plurality of support wheels coupled to the support structure. The patient transport apparatus also includes a user interface including at least two handles coupled to the support structure, with each of the handles movable between a stowed position and non-stowed position. The patient transport apparatus also includes a user input device coupled to the user interface, and a controller coupled to the user interface. The controller is configured to electronically coordinate the movement of the handles to the stowed position upon actuation of the user input device.Type: ApplicationFiled: December 19, 2022Publication date: April 20, 2023Applicant: Stryker CorporationInventors: Hieu Phan, Richard A. Derenne
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Publication number: 20230124257Abstract: A patient transport apparatus comprises support structure. The support structure comprises a base, a support frame, and a patient support deck. A headboard and a footboard are coupled to the support structure. The support frame comprises a head section and a body section, the body section coupled to the patient support deck. The patient support deck comprises a patient support surface capable of articulating relative to the support frame. The head section is movable relative to the body section to define first and second configurations of the support frame, the support frame having a first footprint in the first configuration and a second footprint, smaller than the first footprint, in the second configuration.Type: ApplicationFiled: December 20, 2022Publication date: April 20, 2023Applicant: Stryker CorporationInventors: Richard A. Derenne, Kurosh Nahavandi
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Publication number: 20230118237Abstract: A patient transport apparatus transports a patient over a floor surface. The patient transport apparatus comprises a support structure and support wheels coupled to the support structure. An auxiliary wheel is coupled to the support structure to influence motion of the patient transport apparatus over the floor surface to assist users. An actuator is operatively coupled to the auxiliary wheel and operable to move the auxiliary wheel relative to the support structure from a retracted position to a deployed position. A user interface sensor is operatively connected to the actuator and configured to generate signals responsive to the user touching the user interface. A controller is operatively coupled to the user interface sensor and the actuator to operate the actuator in response to detection of signals.Type: ApplicationFiled: December 20, 2022Publication date: April 20, 2023Applicant: Stryker CorporationInventors: Anish Paul, Richard A. Derenne, Fanqi Meng, Krishna Sandeep Bhimavarapu, Jeffrey Alan Kennedy
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Patent number: D1005495Type: GrantFiled: April 16, 2021Date of Patent: November 21, 2023Assignee: Stryker CorporationInventors: Richard A. Derenne, Jeffrey Alan Kennedy